1.1 --- a/emul/src/main/java/java/lang/reflect/Array.java	Fri Jan 18 18:52:02 2013 +0100
     1.2 +++ b/emul/src/main/java/java/lang/reflect/Array.java	Fri Jan 18 19:22:49 2013 +0100
     1.3 @@ -159,8 +159,16 @@
     1.4       * @exception IllegalArgumentException if the object argument is not
     1.5       * an array
     1.6       */
     1.7 -    public static native int getLength(Object array)
     1.8 -        throws IllegalArgumentException;
     1.9 +    public static int getLength(Object array)
    1.10 +    throws IllegalArgumentException {
    1.11 +        if (!array.getClass().isArray()) {
    1.12 +            throw new IllegalArgumentException();
    1.13 +        }
    1.14 +        return length(array);
    1.15 +    }
    1.16 +    
    1.17 +    @JavaScriptBody(args = { "arr" }, body = "return arr.length;")
    1.18 +    private static native int length(Object arr);
    1.19  
    1.20      /**
    1.21       * Returns the value of the indexed component in the specified

     2.1 --- a/vmtest/src/test/java/org/apidesign/bck2brwsr/tck/ReflectionArrayTest.java	Fri Jan 18 18:52:02 2013 +0100
     2.2 +++ b/vmtest/src/test/java/org/apidesign/bck2brwsr/tck/ReflectionArrayTest.java	Fri Jan 18 19:22:49 2013 +0100
     2.3 @@ -31,6 +31,16 @@
     2.4          String[] arr = (String[]) Array.newInstance(String.class, 10);
     2.5          return arr.length;
     2.6      }
     2.7 +    
     2.8 +    @Compare public int reflectiveLengthOfStringArray() {
     2.9 +        Object arr = Array.newInstance(String.class, 10);
    2.10 +        return Array.getLength(arr);
    2.11 +    }
    2.12 +
    2.13 +    @Compare public int reflectiveLengthOneNonArray() {
    2.14 +        Object arr = "non-array";
    2.15 +        return Array.getLength(arr);
    2.16 +    }
    2.17  
    2.18      @Compare public String compTypeOfStringArray() {
    2.19          String[] arr = (String[]) Array.newInstance(String.class, 10);
    2.20 @@ -46,6 +56,11 @@
    2.21          return arr.length;
    2.22      }
    2.23  
    2.24 +    @Compare public int reflectiveLengthOfIntArray() {
    2.25 +        Object arr = Array.newInstance(Integer.TYPE, 10);
    2.26 +        return Array.getLength(arr);
    2.27 +    }
    2.28 +
    2.29      @Compare public String compTypeOfIntArray() {
    2.30          int[] arr = (int[]) Array.newInstance(int.class, 10);
    2.31          return arr.getClass().getComponentType().getName();
    2.32 @@ -54,6 +69,40 @@
    2.33      @Compare public Object intNegativeArrayExcp() {
    2.34          return Array.newInstance(int.class, -5);
    2.35      }
    2.36 +
    2.37 +    @Compare public Integer verifyAutobox() {
    2.38 +        int[] arr = (int[]) Array.newInstance(int.class, 5);
    2.39 +        return (Integer) Array.get(arr, 0);
    2.40 +    }
    2.41 +    @Compare public int verifyInt() {
    2.42 +        int[] arr = (int[]) Array.newInstance(int.class, 5);
    2.43 +        return Array.getInt(arr, 0);
    2.44 +    }
    2.45 +    @Compare public long verifyConvertToLong() {
    2.46 +        int[] arr = (int[]) Array.newInstance(int.class, 5);
    2.47 +        return Array.getLong(arr, 0);
    2.48 +    }
    2.49 +
    2.50 +    @Compare public Object verifySetIntToObject() {
    2.51 +        Object[] arr = (Object[]) Array.newInstance(Object.class, 5);
    2.52 +        Array.setInt(arr, 0, 10);
    2.53 +        return Array.get(arr, 0);
    2.54 +    }
    2.55 +    @Compare public long verifySetShort() {
    2.56 +        int[] arr = (int[]) Array.newInstance(int.class, 5);
    2.57 +        Array.setShort(arr, 0, (short)10);
    2.58 +        return Array.getLong(arr, 0);
    2.59 +    }
    2.60 +    @Compare public long verifyCantSetLong() {
    2.61 +        int[] arr = (int[]) Array.newInstance(int.class, 5);
    2.62 +        Array.setLong(arr, 0, 10);
    2.63 +        return Array.getLong(arr, 0);
    2.64 +    }
    2.65 +
    2.66 +    @Compare public double verifyConvertToDouble() {
    2.67 +        int[] arr = (int[]) Array.newInstance(int.class, 5);
    2.68 +        return Array.getDouble(arr, 0);
    2.69 +    }
    2.70      
    2.71      @Compare public int multiIntArray() {
    2.72          int[][][] arr = (int[][][]) Array.newInstance(int.class, 3, 3, 3);